/* 主恢复百年历史 · 长文阅读共用样式
   用于：档案馆内的人物传记、史料阅读（.om-reader-page），
         五部专题读本（body.om-static-reader，由 reading-navigation.js 标记），
         以及两者共用的随页目录（电脑端右侧固定，手机端抽屉）。 */

:root{
  --om-paper:#f1ebdf;--om-paper-2:#e9e0cf;--om-sheet:#faf7f0;
  --om-ink:#211b15;--om-body:#3a3027;--om-muted:#76674f;--om-faint:#9a8a70;
  --om-red:#7f2923;--om-gold:#a9803c;--om-rule:#d8ccb3;--om-rule-strong:#b7a47f;
  --om-serif:"Source Han Serif SC","Noto Serif CJK SC","Noto Serif SC","Songti SC","STSong","SimSun",serif;
  --om-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC","Noto Sans SC",sans-serif;
  --om-latin:"Iowan Old Style","Palatino Linotype","Book Antiqua",Georgia,serif;
  --om-measure:760px;
  --om-layout:1340px;
  --om-toc-w:260px;
}

/* ───────── 档案馆内阅读页（传记 / 史料） ───────── */
html{scroll-padding-top:96px}
.om-reader-page{min-height:calc(100vh - 60px);padding:44px clamp(16px,3.2vw,40px) 104px;background:var(--om-paper)}
.om-reader-main{max-width:var(--om-layout);margin:0 auto;padding-right:calc(var(--om-toc-w) + 40px)}
.om-reader-main>*{max-width:var(--om-measure);margin-left:auto;margin-right:auto}

.om-reading-head{margin-top:24px;margin-bottom:44px;padding-bottom:28px;border-bottom:2px solid var(--om-ink)}
.om-reading-kicker{color:var(--om-red);font:700 12px/1.6 var(--om-sans);letter-spacing:.28em}
.om-reading-title{margin:12px 0 0;color:var(--om-ink);font-family:var(--om-serif);font-size:clamp(30px,4.2vw,46px);font-weight:900;line-height:1.35;letter-spacing:.08em}
.om-reading-meta{display:flex;flex-wrap:wrap;gap:4px 18px;margin-top:14px;color:var(--om-muted);font:13px/1.8 var(--om-sans);letter-spacing:.06em}
.om-reading-lead{margin:26px 0 0;padding:4px 0 4px 20px;border-left:3px solid var(--om-red);color:var(--om-ink);font-family:var(--om-serif);font-size:17px;line-height:2.05}
.om-bio-head-grid{display:grid;grid-template-columns:minmax(0,1fr) 168px;gap:32px;align-items:end}
.om-bio-monogram{display:grid;place-items:center;aspect-ratio:3/4;padding:0 6px;overflow:hidden;border:1px solid var(--om-rule);background:#e7decd;color:#76674f;font-family:var(--om-serif);font-size:24px;font-weight:900;letter-spacing:.14em;line-height:1.4;text-align:center}
@media(max-width:640px){.om-bio-monogram{font-size:clamp(15px,4.4vw,22px);letter-spacing:.06em}}

/* 正文 */
.om-longread{color:var(--om-body);font-family:var(--om-serif);font-size:17px;line-height:2.02;text-rendering:optimizeLegibility}
.om-longread-section,.om-longread-major{position:relative;margin:64px 0 26px;padding-top:26px;border-top:1px solid var(--om-rule-strong);color:var(--om-ink);font-size:clamp(22px,2.6vw,27px);font-weight:800;line-height:1.5;letter-spacing:.06em}
.om-longread-section::before,.om-longread-major::before{content:"";position:absolute;left:0;top:-2px;width:44px;border-top:3px solid var(--om-red)}
.om-longread>.om-longread-section:first-child,.om-longread>.om-longread-major:first-child{margin-top:0}
.om-longread-minor{position:relative;margin:40px 0 18px;padding-left:16px;color:var(--om-ink);font-size:19.5px;font-weight:800;line-height:1.55;letter-spacing:.05em}
.om-longread-minor::before{content:"";position:absolute;left:0;top:.28em;width:4px;height:1.1em;background:var(--om-red)}
.om-longread-p{margin:0 0 1.05em;text-align:justify;text-justify:inter-ideograph;text-indent:2em;overflow-wrap:anywhere}
.om-longread-verse{margin:26px 0;padding:16px 22px;border-left:3px solid var(--om-gold);background:#f5efe3;color:#4a3d30;white-space:pre-line;font-size:16px;line-height:2}
.om-longread-note{margin:14px 0 22px;padding:12px 16px;border-top:1px solid var(--om-rule);border-bottom:1px solid var(--om-rule);background:var(--om-paper-2);color:#5f513f;font:13px/1.85 var(--om-sans)}
.om-longread-timeline{padding:12px 0 12px 18px;border-left:2px solid var(--om-gold);border-bottom:1px solid var(--om-rule);font-size:15.5px;line-height:1.9}
.om-longread-roster{margin:8px 0;padding:6px 0 6px 18px;border-left:2px solid var(--om-rule);font-size:16px}
.om-longread-item{position:relative;padding:11px 0 11px 44px;border-bottom:1px solid var(--om-rule);line-height:1.85}
.om-longread-number{position:absolute;left:0;top:12px;display:grid;place-items:center;width:28px;height:28px;border:1px solid var(--om-rule-strong);border-radius:50%;color:var(--om-red);font:12px/1 var(--om-latin)}
.om-longread-signature{margin:26px 0 0;color:var(--om-muted);font-size:15px;letter-spacing:.08em;text-align:right}
.om-longread-source{display:inline-flex;align-items:center;gap:12px;padding:10px 16px;border:1px solid var(--om-ink);color:var(--om-ink);font:13px/1.5 var(--om-sans);letter-spacing:.1em;text-decoration:none}
.om-longread-source:hover{background:var(--om-ink);color:#f3e5c5}
.om-longread-figure{display:block;margin:34px 0 40px;padding:10px;background:var(--om-sheet);border:1px solid var(--om-rule)}
.om-longread-figure a{display:block}
.om-longread-figure+.om-longread-figure{margin-top:-24px}
.om-longread-caption{margin:-26px 0 34px;padding:0 10px;color:var(--om-muted);font:13px/1.8 var(--om-sans);letter-spacing:.02em}
.om-longread-caption+.om-longread-caption{margin-top:-28px}
.om-longread-figure img{display:block;width:100%;height:auto;max-height:760px;object-fit:contain}
.om-longread h2,.om-longread h3{scroll-margin-top:96px}

/* ───────── 五部专题读本：与随页目录并排 ───────── */
@media(min-width:1181px){
  .om-static-reader .bar{padding-left:max(24px,calc((100vw - var(--om-layout)) / 2));padding-right:max(24px,calc((100vw - var(--om-layout)) / 2))}
  .om-static-reader main{width:min(1040px,calc(100vw - 48px - var(--om-toc-w) - 40px));margin-left:max(24px,calc((100vw - var(--om-layout)) / 2));margin-right:auto}
}
.om-static-reader .front .front-grid>div:has(.contents){display:none}
.om-static-reader .front-stacked .front-grid>div+div{padding-top:0;border-top:0}
.om-static-reader .chapter h2,.om-static-reader .chapter h3{scroll-margin-top:84px}

/* ───────── 随页目录 ───────── */
.om-reading-toc{position:fixed;z-index:90;top:84px;right:max(24px,calc((100vw - var(--om-layout)) / 2));width:var(--om-toc-w);max-height:calc(100dvh - 108px);overflow:auto;padding:18px 8px 16px 18px;background:var(--om-sheet);border:1px solid var(--om-rule);border-top:2px solid var(--om-ink);color:var(--om-body);font-family:var(--om-sans);scrollbar-width:thin}
.om-reading-toc-title{margin:0 10px 10px 0;padding:0 0 10px;border-bottom:1px solid var(--om-rule);color:var(--om-red);font-size:13px;font-weight:700;letter-spacing:.3em}
.om-reading-toc-list{list-style:none;margin:0;padding:0 8px 0 0}
.om-reading-toc-list li{margin:0;padding:0}
.om-reading-toc-list a{display:block;padding:6px 8px 6px 10px;border-left:2px solid transparent;color:#5b4c3a;font-size:13px;line-height:1.6;text-decoration:none;overflow-wrap:anywhere;transition:color .12s ease,background .12s ease}
.om-reading-toc-list a:hover{background:#f1eadc;color:var(--om-red)}
.om-reading-toc-list a.is-active{border-left-color:var(--om-red);background:#f1eadc;color:var(--om-red);font-weight:700}
.om-toc-subsection a{padding-left:22px;color:#7a6a55;font-size:12.5px}
.om-toc-toggle{display:none}

@media(max-width:1180px){
  .om-reader-main{padding-right:0}
  .om-static-reader main{margin-left:auto;margin-right:auto}
  .om-reading-toc{display:none;z-index:9999;top:0;left:0;right:auto;width:min(86vw,360px);height:100dvh;max-height:100dvh;padding:24px 10px 40px 20px;border:0;border-right:1px solid var(--om-rule);background:var(--om-sheet);box-shadow:14px 0 44px #211b154d}
  body.om-toc-open::before{content:"";position:fixed;z-index:9998;inset:0;background:#15110da8}
  body.om-toc-open .om-reading-toc{display:block}
  .om-toc-toggle{position:fixed;z-index:9999;left:14px;bottom:14px;display:block;padding:9px 16px;border:1px solid #6d5532;background:#15110dee;color:#f1e2bf;font:13px/1.4 var(--om-sans);letter-spacing:.2em;box-shadow:0 6px 18px #0005;cursor:pointer}
  body.om-toc-open .om-toc-toggle{left:min(calc(86vw - 84px),290px)}
}
@media(max-width:700px){
  .om-reader-page{padding:26px 18px 84px}
  .om-reading-head{margin-bottom:34px;padding-bottom:22px}
  .om-reading-title{letter-spacing:.04em}
  .om-bio-head-grid{grid-template-columns:minmax(0,1fr) 96px;gap:16px}
  .om-longread{font-size:16.5px;line-height:1.95}
  .om-longread-p{text-align:left}
  .om-longread-section,.om-longread-major{margin-top:50px}
  .om-longread-minor{font-size:18.5px}
  .om-longread-verse{padding:14px 16px}
  .om-longread-figure{margin:26px 0;padding:6px}
  .om-reading-toc-list a{padding-top:9px;padding-bottom:9px;font-size:14px}
  .om-toc-subsection a{font-size:13px}
}
@media print{
  .om-reading-toc,.om-toc-toggle{display:none!important}
  .om-reader-main{padding-right:0}
  .om-static-reader main{width:auto;margin:0}
}